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How to Run an Arduino for Years on a Battery

10 months ago
  • #Home Automation
  • #DIY
  • #Arduino
  • Introduction to DIY home automation using open-source hardware.
  • Challenges of powering autonomous Arduino systems with batteries.
  • Solution involves minimal hardware setup and software optimization.
  • Required components: ATmega328, capacitors, resistors, LED, crystal clock, batteries.
  • Hardware configuration steps for building an autonomous Arduino system.
  • Testing the system using the default 'blink' sketch.
  • Optimizing power consumption using the JeeLib library for sleep functions.
  • Significant power reduction from 6.7 mA to 43 uA with sleep functions.
  • Practical example: temperature sensor with estimated 2-year battery life.
  • Potential applications for long-lasting battery-powered Arduino projects.